Sanitize rescan interval values (fixes #1978)

2015-06-20 20:21:05 +02:00
parent 1d2235abe7
commit 4eb0e24c6e
3 changed files with 25 additions and 0 deletions
--- a/internal/config/config.go
+++ b/internal/config/config.go
@@ -28,6 +28,7 @@ import (
 const (
 	OldestHandledVersion = 5
 	CurrentVersion       = 10
+	MaxRescanIntervalS   = 365 * 24 * 60 * 60
 )

 type Configuration struct {
@@ -330,6 +331,12 @@ func (cfg *Configuration) prepare(myID protocol.DeviceID) {
 			folder.ID = "default"
 		}

+		if folder.RescanIntervalS > MaxRescanIntervalS {
+			folder.RescanIntervalS = MaxRescanIntervalS
+		} else if folder.RescanIntervalS < 0 {
+			folder.RescanIntervalS = 0
+		}
+
 		if seen, ok := seenFolders[folder.ID]; ok {
 			l.Warnf("Multiple folders with ID %q; disabling", folder.ID)